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Finding the Fourth Proportional to 17,012.48, 25,519.20 and 4,700.48

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Solution

The fourth proportional to 17,012.48, 25,519.20 and 4,700.48 is: 7,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,012.48 : 25,519.20 = 4,700.48 : x
  2. Step 2: Convert to fraction form
    17,012.48/25,519.20 = 4,700.48/x
  3. Step 3: Cross multiply
    17,012.48x = 25,519.20 × 4,700.48
  4. Step 4: Simplify right side
    17,012.48x = 119,952,489.22
  5. Step 5: Solve for x
    x = 119,952,489.22/17,012.48
  6. Step 6: Final answer
    x = 7,050.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.